Here are some randomly selected joke topics
Hockey
Which monks play in the National Hockey League?
The Philadelphia Friars.
Lawyers
Why did the lawyer cross the road?
To get to the car accident on the other side.
Tires
If tires hold up cars, what holds up airplanes?
Hijackers.
Horses
When does a horse usually neigh?
Whinny wants to!
Football Players
How many American college football players does it take to change a light bulb?
The entire team! And they all get a semester's credit for it!
Scottish
What if you cross a legendary Scottish monster and a bad egg?
The Loch Ness pongster.
Fish
Which part of a fish weighs the most?
The scales.
Balloon
What did the balloon say to the pin?
'Hi, buster!'
Business
Knock, knock.
Who's there?
Nunya.
Nunya who?
Nunya business.